<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        a{
            text-decoration: none;
            color: #ccc;
        }
        a:hover{
            color: orange;
            font-size: 60px;
            background-color: pink;
            /*过渡效果*/
            transition: all 5s;
        }
    </style>
</head>
<body>
<a href="#">小米</a>
<div class="red"></div>
<div id="no1"></div>
<ul>
    <li></li>
    <li></li>
    <li></li>
</ul>
</body>
</html>